UPSC Civil Services Prelims 2015
Question 44 of 55Environment and Ecology
Which one of the following is the best description of the term ‘ecosystem’?
AA community of organisms interacting with one another
BThat part of the Earth which is inhabited by living organisms
CA community of organisms together with the environment in which they live
DThe flora and fauna of a geographical area
Correct Answer
The correct answer is hidden
Explanation
37 words hidden ... animals, microbes, soil, water, and atmosphere. - Option 1 describes only a community, not the abiotic surroundings. - ... 40 words hidden